Marnie Simpson announces she’s QUITTING showbusiness weeks after dramatically exiting Geordie Shore

Marnie Simpson has quite showbusiness Geordie Shore starlet Marnie Simpson, 27, has opened up about how she’s going to step away from the focus – after if left her feeling “stressed” and two stone heavier.  “I’m stepping back and I am going to focus on myself for a while,” she told The Sun.  “I did seven TV shows back to back and it…